package chongtoukaishi;

public class Demo06 {
    public static void main(String[] args){
        float f=1.2f;
        float f1=3.1315926f;
        System.out.println(f);
        System.out.println(f1);
        double d=1.23;
        double d1=12.2313;
        System.out.println(d);
        System.out.println(d1);
    }
}
